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EJ257B 08-17 STi Head Gaskets

Use the questions below to help filter the results that are appropriate for your project. Or if you need help reach out to one of our experienced staff members to point you in the right direction!

Gasket Bore size: This can be the same as your piston bore size or 1 size up from that
Please select your option.
Gasket Thickness
Please select your option.
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Items 1-12 of 59

Set Descending Direction
  1. Cometic MLS Head Gasket Subaru WRX 2006-14 WRX STI 2004+ EJ255 EJ257 EJ25D EJ251 100mm Bore 0.051"
    SKU# C4264-051
    Cometic MLS Head Gasket Subaru WRX 2006-14 WRX STI 2004+ EJ255 EJ257 EJ25D EJ251 100mm Bore 0.051"
    $54.85
    6 In Stock
    Specs
    Specs
    Head Gasket Bore Diameter 100mm (+0.020in Over)
    Head Gasket Thickness 0.051in / 1.3mm
    Head Gasket Material MLS
  2. Point One E190 8740 Head Studs Cometic MLS Head Gaskets 100mm 0.051" WRX 06-14 STI 04+ EJ255 EJ257
    SKU# K088-H01E/C4264-051
    Point One E190 8740 Head Studs Cometic MLS Head Gaskets 100mm 0.051" WRX 06-14 STI 04+ EJ255 EJ257
    $359.69
    3 In Stock
    Specs
    Specs
    Fastener Material 8740 Chrome Moly
    Fastener Type Stud
    Head Gasket Bore Diameter 100mm (+0.020in Over)
    Head Gasket Thickness 0.051in / 1.3mm
    Head Gasket Material MLS
  3. Tomei MLS Head Gaskets Set Subaru WRX 2006-14 WRX STI 2004+ EJ255 EJ257 101mm Bore 1.0mm Thick
    SKU# TA4070-SB02B
    Tomei MLS Head Gaskets Set Subaru WRX 2006-14 WRX STI 2004+ EJ255 EJ257 101mm Bore 1.0mm Thick
    $120.00
    2 In Stock
    Specs
    Specs
    Head Gasket Bore Diameter 101mm (+0.060in Over)
    Head Gasket Thickness 0.040in / 1.0mm
    Head Gasket Material MLS
  4. Cometic MLS Head Gasket Subaru WRX 2006-14 WRX STI 2004+ EJ255 EJ257 EJ25D EJ251 100mm Bore 0.030"
    SKU# C4264-030
    Cometic MLS Head Gasket Subaru WRX 2006-14 WRX STI 2004+ EJ255 EJ257 EJ25D EJ251 100mm Bore 0.030"
    $54.85
    2 In Stock
    Specs
    Specs
    Head Gasket Bore Diameter 100mm (+0.020in Over)
    Head Gasket Thickness 0.030in / 0.76mm
    Head Gasket Material MLS
  5. Point One 220ksi Head Stud Kit Cometic MLS Head Gaskets 100mm 0.051" WRX 06-14 STI 04+ EJ255 EJ257
    SKU# K088-H01S/C4264-051
    Point One 220ksi Head Stud Kit Cometic MLS Head Gaskets 100mm 0.051" WRX 06-14 STI 04+ EJ255 EJ257
    $447.19
    3 In Stock
    Specs
    Specs
    Fastener Material AMS 6304
    Fastener Type Stud
    Head Gasket Bore Diameter 100mm (+0.020in Over)
    Head Gasket Thickness 0.051in / 1.3mm
    Head Gasket Material MLS
  6. Point One E190 8740 Head Studs Cometic MLS Head Gaskets 101mm 0.051" WRX 08-14 STI 07+ EJ255 EJ257
    SKU# K088-H01E/C4574-051
    Point One E190 8740 Head Studs Cometic MLS Head Gaskets 101mm 0.051" WRX 08-14 STI 07+ EJ255 EJ257
    $359.69
    Available
    Specs
    Specs
    Fastener Material 8740 Chrome Moly
    Fastener Type Stud
    Head Gasket Bore Diameter 101mm (+0.060in Over)
    Head Gasket Thickness 0.051in / 1.3mm
    Head Gasket Material MLS
  7. Cometic MLS Head Gasket Subaru WRX 08-14 WRX STI 07+ EJ255 EJ257 101mm Bore 0.030" 0.76mm Thick
    SKU# C4574-030
    Cometic MLS Head Gasket Subaru WRX 08-14 WRX STI 07+ EJ255 EJ257 101mm Bore 0.030" 0.76mm Thick
    $54.85
    Available
    Specs
    Specs
    Head Gasket Bore Diameter 101mm (+0.060in Over)
    Head Gasket Thickness 0.030in / 0.76mm
    Head Gasket Material MLS
  8. Cometic MLX Head Gasket Subaru WRX 08-14 WRX STI 07+ EJ255 EJ257 101mm Bore 0.040" Thick
    SKU# C4587-040
    Cometic MLX Head Gasket Subaru WRX 08-14 WRX STI 07+ EJ255 EJ257 101mm Bore 0.040" Thick
    $81.08
    Available
    Specs
    Specs
    Head Gasket Bore Diameter 101mm (+0.060in Over)
    Head Gasket Thickness 0.040in / 1.0mm
    Head Gasket Material MLX
  9. Cometic MLS Head Gasket Subaru WRX 2006-14 WRX STI 2004+ EJ255 EJ257 EJ25D EJ251 100mm Bore 0.060"
    SKU# C4264-060
    Cometic MLS Head Gasket Subaru WRX 2006-14 WRX STI 2004+ EJ255 EJ257 EJ25D EJ251 100mm Bore 0.060"
    $79.01
    Available
    Specs
    Specs
    Head Gasket Bore Diameter 100mm (+0.020in Over)
    Head Gasket Thickness 0.060in / 1.52mm
    Head Gasket Material MLS
  10. Cometic MLS Head Gasket Subaru WRX 2006-14 WRX STI 2004+ EJ255 EJ257 EJ25D EJ251 100mm Bore 0.027"
    SKU# C4264-027
    Cometic MLS Head Gasket Subaru WRX 2006-14 WRX STI 2004+ EJ255 EJ257 EJ25D EJ251 100mm Bore 0.027"
    $54.85
    Available
    Specs
    Specs
    Head Gasket Bore Diameter 100mm (+0.020in Over)
    Head Gasket Thickness 0.027in / 0.69mm
    Head Gasket Material MLS
  11. Tomei MLS Head Gaskets Set Subaru WRX 2006-14 WRX STI 2004+ EJ255 EJ257 101mm Bore 0.7mm Thick
    SKU# TA4070-SB02A
    Tomei MLS Head Gaskets Set Subaru WRX 2006-14 WRX STI 2004+ EJ255 EJ257 101mm Bore 0.7mm Thick
    $120.00
    Available
    Specs
    Specs
    Head Gasket Bore Diameter 101mm (+0.060in Over)
    Head Gasket Thickness 0.028in / 0.7mm
    Head Gasket Material MLS
  12. Cometic MLS Head Gasket Subaru WRX 08-14 WRX STI 07+ EJ255 EJ257 101mm Bore 0.040" 1.0mm Thick
    SKU# C4574-040
    Cometic MLS Head Gasket Subaru WRX 08-14 WRX STI 07+ EJ255 EJ257 101mm Bore 0.040" 1.0mm Thick
    $54.85
    Available
    Specs
    Specs
    Head Gasket Bore Diameter 101mm (+0.060in Over)
    Head Gasket Thickness 0.040in / 1.0mm
    Head Gasket Material MLS
Page
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Filters
Shopping Options
Price
Model
  1. STi 04-07 GD 59 items
  2. STi 08-14 GR 59 items
  3. STi 15-21 VA 59 items
  4. WRX 06-07 GD 33 items
  5. WRX 06-07 GG 33 items
  6. WRX 08-14 GR 59 items
Engine
  1. EJ25 DOHC Non-Turbo 21 items
  2. EJ25 SOHC Non-Turbo 21 items
  3. EJ255 59 items
  4. EJ257 59 items
  5. EJ257B 59 items
Part Type
  1. Head Gaskets 59 items
  2. Head Studs 4 items
Brand
  1. Brian Crower 1 item
  2. Cometic 44 items
  3. Point One / Cometic 4 items
  4. SCE 2 items
  5. Supertech 3 items
  6. Tomei 4 items
  7. Wiseco 1 item
Availability New
  1. In Stock / Available 23 items
Bore
  1. 100mm (0.020" Over) 23 items
  2. 101mm (0.060" Over) 32 items
  3. 103mm (0.140" Over) 1 item
Carb Legal
  1. No 8 items
  2. Unspecified 51 items
Fastener Material
  1. 8740 Chrome Moly 2 items
  2. AMS 6304 2 items
Fastener Type
  1. Stud 4 items
Gasket Material
  1. MLS 45 items
  2. MLX 9 items
  3. Composite with Stainless O-Ring 1 item
Product Flags
  1. sale 2 items
Bore Diameter
  1. 100mm 23 items
  2. 101mm 32 items
  3. 103mm 1 item
Bore Oversize
  1. 0.020" / 0.5mm 23 items
  2. 0.060" / 1.5mm 32 items
  3. 0.140" / 3.5mm 1 item
Gasket Thickness
  1. 0.027" / 0.69mm 2 items
  2. 0.028" / 0.7mm 2 items
  3. 0.030" / 0.76mm 2 items
  4. 0.032" / 0.81mm 2 items
  5. 0.036" / 0.91mm 3 items
  6. 0.040" / 1.0mm 6 items
  7. 0.044" / 1.12mm 1 item
  8. 0.045" / 1.14mm 2 items
  9. 0.047" / 1.2mm 2 items
  10. 0.050" / 1.27mm 1 item
  11. 0.051" / 1.3mm 7 items
  12. 0.052" / 1.32mm 1 item
  13. 0.056" / 1.42mm 2 items
  14. 0.059" / 1.5mm 2 items
  15. 0.060" / 1.52mm 4 items
  16. 0.066" / 1.68mm 2 items
  17. 0.070" / 1.78mm 2 items
  18. 0.075" / 1.91mm 1 item
  19. 0.080" / 2.0mm 2 items
  20. 0.084" / 2.13mm 1 item
  21. 0.086" / 2.18mm 1 item
  22. 0.089" / 2.26mm 1 item
  23. 0.092" / 2.34mm 1 item
  24. 0.095" / 2.41mm 1 item
  25. 0.098" / 2.49mm 2 items
  26. 0.120" / 3.05mm 2 items
  27. 0.140" / 3.56mm 1 item
Availability
  1. In Stock 5 items
  2. Available 18 items
  3. Call 35 items
  4. Back Ordered 1 item

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